Loma Negra Compania Industrial Argentina Sociedad Anonima, together with its subsidiaries, manufactures and sells cement and its derivatives in Argentina. The company operates through Cement, Masonry Cement, and Lime; Concrete; Rail services; Aggregates; and Others segments. It offers masonry cement, aggregates, ready-mix concrete, concrete, and lime to wholesale distributors, concrete producers, industrial customers, and others. The company also provides rail transportation services; and treats and recycles industrial waste for use as fuel and raw material. It markets its products under the Loma Negra, San Martin, Plasticor, Cacique Plus, Cacique Max, Loma Negra Plus, and Lomax brands. The company was incorporated in 1926 and is based in Buenos Aires, Argentina. Loma Negra Compania Industrial Argentina Sociedad Anonima operates as a subsidiary of Intercement Trading E Inversiones Argentina Sociedad Limitada.